Repair
WBV.PU.002.EN VX215QD V2.0
69
9.8
Adjusting of pump housing segments
The pump housing segments of the Vogelsang rotary lobe pump can be adjusted to reduce the top
clearance between the lobe and the pump housing segment. The top clearance must be at least as large as
one adjustment.
1.
Remove the QD cover
Chap.
“Opening the QD cover”.
2.
Undo the connectors and bolts on the pump housing segments.
3.
Shift the spring pins of the upper and lower pump housing segments to both sides
Fig.
“Adjustment
of pump housing segments”.
4.
Before assembling the pump housing segments, apply flange sealant.
5.
Screw all bolts back onto the pump and the connectors
Chap.
“Pump connector”.
6.
Install the QD cover
Chap.
“Closing the QD cover”.
Fig. 32: Adjustment of pump housing segments
Position of the spring pin
A
In the condition of the pump on delivery
B
In adjustment (reduction of the head gap by 1.5 mm)